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08-31-2016, 09:12 AM
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#14 |
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Member
Join Date: Sep 2011
Location: Oklahoma City, OK
Posts: 214
Likes: 3
Liked 7 Times in 5 Posts
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Re: 1971 Buick 455 GS F/SA G/SA Build
In stock your not suppose to be able to do anything to the heads and intake besides a valve job right? although judging from your other post and that you seem to have a in house dyno and who knows what other equipment your probably perfectly capable of altering that to your advantage.
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